231233011000312 has 32 divisors (see below), whose sum is σ = 439312151836800. Its totient is φ = 114092964949600.

The previous prime is 231233011000279. The next prime is 231233011000349. The reversal of 231233011000312 is 213000110332132.

231233011000312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 616131364 + ... + 616506547.

It is an arithmetic number, because the mean of its divisors is an integer number (13728504744900).

Almost surely, 2^{231233011000312} is an apocalyptic number.

It is an amenable number.

231233011000312 is a deficient number, since it is larger than the sum of its proper divisors (208079140836488).

231233011000312 is a wasteful number, since it uses less digits than its factorization.

231233011000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232638227 (or 1232638223 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 231233011000312 its reverse (213000110332132), we get a palindrome (444233121332444).

The spelling of 231233011000312 in words is "two hundred thirty-one trillion, two hundred thirty-three billion, eleven million, three hundred twelve", and thus it is an aban number.